similar to polyken 942 double coated adhesive tape
polyethylene backing butyl rubber 3ply inner tape
The Xunda T400 and T200 is a multilayer coating system designed for the corrosion protection and mechanical protection of pipelines.
The T400 consists of three layers, the butyl rubber adhesive laminated on both side of the polyethylene film backing.
The T400 can be used as inner tape, T200 can be used as outer tape.